extern void isrDummy(void);extern void isrUSB(void);extern void isrKey(void);extern void _Startup(void);//-- Interrupt Vector Table --------------------------------------------------void (* const _vectab[])(void) @0xFFF0 = { isrKey, /* Keypad */ isrDummy, /* TIMER overflow */ isrDummy, /* TIMER channel 1 */ isrDummy, /* TIMER channel 0 */ isrDummy, /* IRQ1 */ isrUSB, /* USB */ isrDummy, /* SWI */ _Startup /* RESET */ };